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100+ F in Phoenix as record-shattering March scorcher intensifies. See how hot it will get. Chevron right

San Ysidro, CA

73°F
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San Ysidro

California

73°
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San Ysidro, CA Weather
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10 AM

79°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
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rain drop 0%
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Hazy sunshine
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™77°

WindWNW 5 mph

Air QualityPoor

Max UV Index3.2 (Moderate)

Wind Gusts10 mph

Humidity31%

Indoor Humidity31% (Ideal Humidity)

Dew Point46° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover2%

Visibility3 mi

Cloud Ceiling30000 ft

11 AM

85°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
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Hazy sunshine
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™83°

WindW 6 mph

Air QualityPoor

Max UV Index4.5 (Moderate)

Wind Gusts14 mph

Humidity28%

Indoor Humidity28% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover5%

Visibility3 mi

Cloud Ceiling30000 ft

12 PM

87°
RealFeel® 91°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
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Hazy sunshine
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™84°

WindW 7 mph

Air QualityPoor

Max UV Index5.8 (High)

Wind Gusts15 mph

Humidity28%

Indoor Humidity28% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover9%

Visibility3 mi

Cloud Ceiling30000 ft

1 PM

86°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
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Hazy sunshine
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™83°

WindW 8 mph

Air QualityPoor

Max UV Index6.5 (High)

Wind Gusts17 mph

Humidity31%

Indoor Humidity31% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover14%

Visibility3 mi

Cloud Ceiling30000 ft

2 PM

85°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Hazy sunshine
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™82°

WindW 9 mph

Air QualityPoor

Max UV Index5.8 (High)

Wind Gusts18 mph

Humidity34%

Indoor Humidity34% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover18%

Visibility3 mi

Cloud Ceiling30000 ft

3 PM

84°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Hazy sunshine
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™81°

WindW 8 mph

Air QualityPoor

Max UV Index4.5 (Moderate)

Wind Gusts17 mph

Humidity35%

Indoor Humidity35% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover17%

Visibility3 mi

Cloud Ceiling30000 ft

4 PM

82°
RealFeel® 84°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Hazy sunshine
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™80°

WindW 7 mph

Air QualityPoor

Max UV Index3.2 (Moderate)

Wind Gusts15 mph

Humidity38%

Indoor Humidity38% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover15%

Visibility3 mi

Cloud Ceiling30000 ft

5 PM

80°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
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Hazy sunshine
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™77°

WindW 7 mph

Air QualityPoor

Max UV Index2.0 (Low)

Wind Gusts14 mph

Humidity41%

Indoor Humidity41% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover14%

Visibility3 mi

Cloud Ceiling30000 ft

6 PM

78°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
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Hazy sunshine
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™78°

WindW 6 mph

Air QualityPoor

Max UV Index1.0 (Low)

Wind Gusts13 mph

Humidity44%

Indoor Humidity44% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover11%

Visibility3 mi

Cloud Ceiling30000 ft

7 PM

76°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Hazy moonlight
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindW 5 mph

Air QualityPoor

Wind Gusts10 mph

Humidity50%

Indoor Humidity50% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover8%

Visibility3 mi

Cloud Ceiling30000 ft

8 PM

73°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindW 4 mph

Air QualityPoor

Wind Gusts8 mph

Humidity56%

Indoor Humidity56% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover5%

Visibility5 mi

Cloud Ceiling30000 ft

9 PM

71°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindWNW 2 mph

Air QualityPoor

Wind Gusts7 mph

Humidity60%

Indoor Humidity60% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover5%

Visibility5 mi

Cloud Ceiling30000 ft

10 PM

69°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindNW 4 mph

Air QualityPoor

Wind Gusts7 mph

Humidity65%

Indoor Humidity65% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover6%

Visibility5 mi

Cloud Ceiling30000 ft

11 PM

66°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindNW 4 mph

Air QualityPoor

Wind Gusts7 mph

Humidity69%

Indoor Humidity66% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover6%

Visibility5 mi

Cloud Ceiling30000 ft

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World North America United States California San Ysidro

Weather Near San Ysidro:

  • Chula Vista, CA
  • Oceanside, CA
  • San Diego, CA
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